1(1) A member of any of the following classes of persons, if employed in the public service of Canada or by the government of a province or municipality, is a public officer for the purposes of paragraph 117.07(2)(g) of the Criminal Code:

(a) employees who are responsible for the examination, inventory, storage, maintenance or transportation of court exhibits and evidence;

(b) employees of police forces or other public service agencies who are responsible for the acquisition, examination, inventory, storage, maintenance, issuance or transportation of firearms, prohibited weapons, restricted weapons, prohibited devices, prohibited ammunition or explosive substances;

(c) technicians, laboratory analysts and scientists who work at forensic or research laboratories;

(d) armourers and firearms instructors who work at police academies or similar institutions designated under subparagraph 117.07(2)(e)(ii) of the Criminal Code, or are employed by a federal or provincial department of natural resources, fisheries, wildlife, conservation or the environment, or by Revenue Canada;

(e) park wardens and other employees of a federal or provincial department who are responsible for the enforcement of laws and regulations dealing with natural resources, fisheries, wildlife, conservation or the environment;